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Net Loss per Share (Tables)
 12 Months Ended
Jan. 31, 2017
Earnings Per Share [Abstract]  
Computation of Basic and Diluted Net (Loss) Income Per Share

The following table sets forth the components of the computation of basic and diluted net loss per common share for the periods indicated:

 

 

 

Year Ended January 31,

 

 

 

2017

 

 

2016

 

 

2015

 

Numerator:

 

 

 

 

 

 

 

 

 

 

 

 

Net loss

 

$

(1,132

)

 

$

(4,807

)

 

$

(19,157

)

Denominator:

 

 

 

 

 

 

 

 

 

 

 

 

Weighted average common shares outstanding,

   basic and diluted

 

 

14,779,117

 

 

 

14,520,834

 

 

 

13,735,897

 

Basic and diluted net loss per share

 

$

(0.08

)

 

$

(0.33

)

 

$

(1.39

)